EP3549810A4 - Dispositif de commande pour véhicule électrique, système de commande pour véhicule électrique, et procédé de commande pour véhicule électrique - Google Patents

Dispositif de commande pour véhicule électrique, système de commande pour véhicule électrique, et procédé de commande pour véhicule électrique Download PDF

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Publication number
EP3549810A4
EP3549810A4 EP17878414.6A EP17878414A EP3549810A4 EP 3549810 A4 EP3549810 A4 EP 3549810A4 EP 17878414 A EP17878414 A EP 17878414A EP 3549810 A4 EP3549810 A4 EP 3549810A4
Authority
EP
European Patent Office
Prior art keywords
electric vehicle
control
control device
control system
control method
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP17878414.6A
Other languages
German (de)
English (en)
Other versions
EP3549810A1 (fr
Inventor
Keisuke Suzuki
Hitoshi Kobayashi
Kazuya Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Astemo Ltd
Original Assignee
Hitachi Automotive Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Automotive Systems Ltd filed Critical Hitachi Automotive Systems Ltd
Publication of EP3549810A1 publication Critical patent/EP3549810A1/fr
Publication of EP3549810A4 publication Critical patent/EP3549810A4/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18172—Preventing, or responsive to skidding of wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/10—Indicating wheel slip ; Correction of wheel slip
    • B60L3/106—Indicating wheel slip ; Correction of wheel slip for maintaining or recovering the adhesion of the drive wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B60W40/064—Degree of grip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/40—Electrical machine applications
    • B60L2220/42—Electrical machine applications with use of more than one motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00—Input parameters relating to overall vehicle dynamics
    • B60W2520/26—Wheel slip
    • B60W2520/263—Slip values between front and rear axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2520/00—Input parameters relating to overall vehicle dynamics
    • B60W2520/30—Wheel torque
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/08—Electric propulsion units
    • B60W2710/083—Torque
    • B60W2710/085—Torque change rate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2720/00—Output or target parameters relating to overall vehicle dynamics
    • B60W2720/40—Torque distribution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2720/00—Output or target parameters relating to overall vehicle dynamics
    • B60W2720/40—Torque distribution
    • B60W2720/403—Torque distribution between front and rear axle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
EP17878414.6A 2016-12-05 2017-11-28 Dispositif de commande pour véhicule électrique, système de commande pour véhicule électrique, et procédé de commande pour véhicule électrique Pending EP3549810A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016236037A JP6993044B2 (ja) 2016-12-05 2016-12-05 電動車両の制御装置、電動車両の制御システム及び電動車両の制御方法
PCT/JP2017/042478 WO2018105435A1 (fr) 2016-12-05 2017-11-28 Dispositif de commande pour véhicule électrique, système de commande pour véhicule électrique, et procédé de commande pour véhicule électrique

Publications (2)

Publication Number Publication Date
EP3549810A1 EP3549810A1 (fr) 2019-10-09
EP3549810A4 true EP3549810A4 (fr) 2019-11-13

Family

ID=62491955

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17878414.6A Pending EP3549810A4 (fr) 2016-12-05 2017-11-28 Dispositif de commande pour véhicule électrique, système de commande pour véhicule électrique, et procédé de commande pour véhicule électrique

Country Status (5)

Country Link
US (1) US11186283B2 (fr)
EP (1) EP3549810A4 (fr)
JP (1) JP6993044B2 (fr)
CN (1) CN110167785B (fr)
WO (1) WO2018105435A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102347651B1 (ko) * 2017-12-11 2022-01-06 현대자동차주식회사 산악 도로 적응형 샤시통합제어 방법 및 차량
JP7392475B2 (ja) * 2020-01-06 2023-12-06 株式会社ジェイテクト 車両用制御装置
CN111102085B (zh) * 2020-01-14 2024-12-31 河北工业大学 一种提高发动机燃油经济性的方法与装置
KR102895259B1 (ko) * 2020-10-12 2025-12-03 현대자동차주식회사 차량의 구동력 제어 방법
US11932138B2 (en) * 2020-10-28 2024-03-19 Nissan Motor Co., Ltd. Electric vehicle control method and electric vehicle control system
WO2023002607A1 (fr) * 2021-07-21 2023-01-26 株式会社Subaru Dispositif de commande de véhicule
CN118613386A (zh) * 2022-02-02 2024-09-06 日产自动车株式会社 转矩分配控制方法以及转矩分配控制装置
JP7827493B2 (ja) * 2022-03-10 2026-03-10 株式会社Subaru 車両の制御装置及びコンピュータプログラム
JPWO2023233670A1 (fr) * 2022-06-03 2023-12-07
KR20250011270A (ko) * 2023-07-14 2025-01-21 현대자동차주식회사 전기자동차의 구동계 토크 제어 방법
CN117071681B (zh) * 2023-08-22 2025-09-23 广西柳工机械股份有限公司 电动装载机行走控制方法、控制装置和装载机
KR20250089690A (ko) * 2023-12-12 2025-06-19 현대자동차주식회사 전기자동차의 구동계 토크 제어 방법
US20250214587A1 (en) * 2023-12-29 2025-07-03 Dana Limited System and method for vehicle hill hold release
WO2025149853A1 (fr) * 2024-01-10 2025-07-17 Maserati S.P.A. Procédé de commande en boucle fermée du couple d'un ou de plusieurs moteurs électriques d'un groupe motopropulseur électrique d'un véhicule
US20260103088A1 (en) * 2024-10-11 2026-04-16 Hyundai Motor Company Torque control system and method for drive system of electric vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549840B1 (en) * 1999-10-08 2003-04-15 Toyota Jidosha Kabushiki Kaisha Vehicle control apparatus for front and rear drive ratio on the basis of operator's desired vehicle drive force and static and dynamic vehicle states
US20060196714A1 (en) * 2005-03-04 2006-09-07 Nissan Motor Co., Ltd. Driving-force control apparatus and method for vehicle
JP2006248319A (ja) * 2005-03-09 2006-09-21 Toyota Motor Corp 自動車およびその制御方法
US9469199B1 (en) * 2015-05-28 2016-10-18 Atieva, Inc. Dual data rate traction control system for a four wheel drive electric vehicle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6259126A (ja) * 1985-09-09 1987-03-14 Mazda Motor Corp ４輪駆動車の伝達トルク制御装置
JP3817769B2 (ja) * 1996-03-11 2006-09-06 日産自動車株式会社 車両の車輪駆動力配分制御装置
JP3646643B2 (ja) * 1999-10-08 2005-05-11 トヨタ自動車株式会社 ４輪駆動車の制御装置
JP2001105919A (ja) * 1999-10-08 2001-04-17 Toyota Motor Corp 前後輪駆動車両の制御装置
JP4079085B2 (ja) 2003-12-18 2008-04-23 株式会社日立製作所 車両用制御装置及び車両用制御方法
JP4696918B2 (ja) * 2006-01-10 2011-06-08 トヨタ自動車株式会社 車両の制御装置
JP2007210418A (ja) 2006-02-08 2007-08-23 Toyota Motor Corp 車両の制御装置
US8965609B2 (en) * 2011-12-29 2015-02-24 Kawasaki Jukogyo Kabushiki Kaisha Electric vehicle
JP6075355B2 (ja) 2014-11-07 2017-02-08 トヨタ自動車株式会社 自動車

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549840B1 (en) * 1999-10-08 2003-04-15 Toyota Jidosha Kabushiki Kaisha Vehicle control apparatus for front and rear drive ratio on the basis of operator's desired vehicle drive force and static and dynamic vehicle states
US20060196714A1 (en) * 2005-03-04 2006-09-07 Nissan Motor Co., Ltd. Driving-force control apparatus and method for vehicle
JP2006248319A (ja) * 2005-03-09 2006-09-21 Toyota Motor Corp 自動車およびその制御方法
US9469199B1 (en) * 2015-05-28 2016-10-18 Atieva, Inc. Dual data rate traction control system for a four wheel drive electric vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018105435A1 *

Also Published As

Publication number Publication date
JP6993044B2 (ja) 2022-01-13
EP3549810A1 (fr) 2019-10-09
WO2018105435A1 (fr) 2018-06-14
US11186283B2 (en) 2021-11-30
CN110167785B (zh) 2022-10-11
CN110167785A (zh) 2019-08-23
JP2018093646A (ja) 2018-06-14
US20200070836A1 (en) 2020-03-05

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